Put stabbing back in as a separate conduct, in case it can be used for

e.g. a future god of assassins.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@5094 c06c8d41-db1a-0410-9941-cceddc491573

Created by  dolorous  on May 16, 2008
T45QB5GRYMAKNE2QRUUA435BQUJCHPRBNBT7G2YLKCBXYGKFDJWQC
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